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From Greg Sterijevski <gsterijev...@gmail.com>
Subject Re: [math] Support for Abelian Groups and Rings?
Date Wed, 05 Oct 2011 00:42:54 GMT
Pardon my ignorance of Abelian Fields, but what would be a use of this set
of classes? Do they simplify some calculation or make some code faster? The
question is, "are they numerical?"

On Tue, Oct 4, 2011 at 2:33 PM, Luc Maisonobe <Luc.Maisonobe@free.fr> wrote:

> Le 03/10/2011 19:50, Mikkel Meyer Andersen a écrit :
>
>  2011/10/3 Sébastien Brisard<sebastien.brisard@m4x.**org<sebastien.brisard@m4x.org>
>> >:
>>
>>> I would be curious to see how such a class would actually help you.  I
>>>> have
>>>> to admit that a big part of my curiosity is due to the fact that I don't
>>>> understand how it really would help.  It could be, as you say, beautiful
>>>> but
>>>> useful is sometimes are more difficult goal with these things.
>>>>
>>>> I would also like to see if you are able to express enough interesting
>>>> structure in the Java type system so as to be useful.
>>>>
>>>> So please do create a prototype.  It will be very interesting to see it.
>>>>
>>>>  I had nothing fancy in mind. I wanted merely to build a Group and a
>>> Ring following what has been done in CM with Field/FieldElement.
>>> I already had the opportunity to mention this library, but Jean-Marie
>>> Dautelle's JScience is a good example of implementation of all these
>>> mathematical structures (http://jscience.org/). However, I tend to
>>> prefer the way Fields are implemented in CM (there are slight
>>> differences, most notably getZero() and getOne() which are missing in
>>> JScience).
>>> If you are still interested, I'll post (not commit, I got the
>>> message!!!) tentative interfaces once I've written them.
>>> Sébastien
>>>
>> Me, too.
>>
>
> I'm on the fence on this. I would also like to look at some examples about
> what you have in mind.
>
> Luc
>
>
>
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